28924905

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{67}}^1\times {\mathrm{1693}}^1$

素因数の和:1785

約数の個数: 32

約数和(自身を含む): 49762944

約数和(自身を除く): 20838039

約数列:

[1, 3, 5, 15, 17, 51, 67, 85, 201, 255, 335, 1005, 1139, 1693, 3417, 5079, 5695, 8465, 17085, 25395, 28781, 86343, 113431, 143905, 340293, 431715, 567155, 1701465, 1928327, 5784981, 9641635, 28924905]

約数ペア:

[(1, 28924905), (3, 9641635), (5, 5784981), (15, 1928327), (17, 1701465), (51, 567155), (67, 431715), (85, 340293), (201, 143905), (255, 113431), (335, 86343), (1005, 28781), (1139, 25395), (1693, 17085), (3417, 8465), (5079, 5695)]